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An Excellent Canon EF S 17 55 Millimeters F2 8 IS USM Lens - Offering Extremely High Quality Image Sharpness, Fast And Exact Auto Focus
The Canon EF S 17 55mm f2 8 IS USM Lens is an excellent, high quality lens that's basically designed for the EF-S zoom lens range, although the image quality is very good that some have compared it to being on par with that of the renowned and highly regarded Canon L series range.The chief reason behind this is a large round aperture that creates a shallow depth of field and high quality low dispersion aspherical lens elements that make sure you get marvelous image quality across the whole zoom range.
This lens also has one more significant and equally as extraordinary option - image stabilization. This means that the camera can accommodate for camera shake under certain conditions, permitting you to shoot in low light more regularly and with more self confidence that your images will still be of the best quality.
Moreover, the EF S 17 55 f 2.8 IS USM showcases an easy to use, ring-type ultra-sonic motor and a very quick and user-friendly auto focus system, that is joy to use.
Product specifications and critical data:
Focal length: 17-55 millimeters
Maximum aperture: f/2.8
Lens construction: 19 elements in 12 groups
Diagonal angle of view: 78 degrees (at 30 feet) to 27 degrees (at 50 ft)
Focus adjustment: AF with fulltime manual
Closest focusing distance: 1.15 feet
Zoom system: 5-group helical zoom (front group moves 27 millimeters)
Filter size: 77mm
Dimensions: 3.3 in. in diameter, 4.4 inches long
Weight: 22.8 ounces
There's no doubt that the Canon EF S 17 55mm f2 8 IS USM is one magnificent lens. As far as 1.6x crop lenses go there is simply no other lens available at present that gives you the perfect combination of a workable zoom range, aesthetically nice depth of field, image stabilization and to top it off an extremely fast and very accurate auto focus.
As if that was not sufficient, the image quality rivals that of lenses costing some thousands of dollars and should not be ignored as your next lens choice or just an upgrade to the admired but basic EF-S 18-55 mm kit lens.
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